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From: Jean-Yves Landry <jylandry@jyl.ca>
To: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Cc: Sisu Xi <xisisu@gmail.com>
Subject: Re: problem using compiled kernel -- Sisu
Date: Mon, 02 Aug 2010 11:58:34 -0400	[thread overview]
Message-ID: <4C56EB2A.3050000@jyl.ca> (raw)
In-Reply-To: <AANLkTikdY1bKEOvPAzjXtTGNRVDRmi60zO23OnPzixqP@mail.gmail.com>

On an AMD3500+, running in 32-Bits PAE mode.  I did have a very similar 
error until I increase the VM of Dom0 past the 400 MB bar.

Ubuntu, Lucid 10.04 LTS

      multiboot   '(hd0,2)'/xen.gz dummy=dummy dom0_mem=400M
      module      '(hd0,2)'/vmlinuz-2.6.32.15  dummy=dummy 
root=/dev/mapper/NormalLVM-RootDM0 ro
      module      '(hd0,2)'/initrd.img-2.6.32.15


For the DomU,  I use the regular kernel of Ubuntu
I try once to reduce the dom0_mem to 300 M ... and the system did  not 
boot, returning a lot of funny error (particularly about swap)

JY


On 10-07-30 01:47 PM, Sisu Xi wrote:
> Hi, all:
>
> I have changed to another machine and still encountered the same
> problem. Does anyone know how to solve it?
>
> the output of the serial put is attached. Xen just won't start..
>
> Also, the link on http://wiki.xensource.com/xenwiki/XenParavirtOps,
> for the .config file
> (http://pasik.reaktio.net/xen/pv_ops-dom0-debug/config-2.6.32.10-pvops-dom0-xen-stable-x86_32)
> seems to be not working. Does anyone have a copy of that?
>
> Thanks very much!
>
> Best!
>
> Yours,
> Sisu
>
>   \ \/ /___ _ __   | || |  / _ \ / |   _ __ ___| ___|    _ __  _ __ ___
>    \  // _ \ '_ \  | || |_| | | || |__| '__/ __|___ \ __| '_ \| '__/ _ \
>    /  \  __/ | | | |__   _| |_| || |__| | | (__ ___) |__| |_) | | |  __/
>   /_/\_\___|_| |_|    |_|(_)___(_)_|  |_|  \___|____/   | .__/|_|  \___|
>                                                         |_|
> (XEN) Xen version 4.0.1-rc5-pre (xisisu@localdomain) (gcc version
> 4.4.4 20100630 (Red Hat 4.4.4-10) (GCC) ) Fri Jul 30 13:07:15 EDT 2010
> (XEN) Latest ChangeSet: Sun Jul 25 22:22:43 2010 +0100 21287:e6b5b2cb8146
> (XEN) Console output is synchronous.
> (XEN) Command line: dom0_mem=1024M loglvl=all guest_loglvl=all
> sync_console console_to_ring com1=115200,8n1 console=com1
> (XEN) Video information:
> (XEN)  VGA is text mode 80x25, font 8x16
> (XEN)  VBE/DDC methods: V2; EDID transfer time: 1 seconds
> (XEN) Disc information:
> (XEN)  Found 1 MBR signatures
> (XEN)  Found 1 EDD information structures
> (XEN) Xen-e820 RAM map:
> (XEN)  0000000000000000 - 000000000009a000 (usable)
> (XEN)  00000000000f0000 - 0000000000100000 (reserved)
> (XEN)  0000000000100000 - 00000000cfdffc00 (usable)
> (XEN)  00000000cfdffc00 - 00000000cfe53c00 (ACPI NVS)
> (XEN)  00000000cfe53c00 - 00000000cfe55c00 (ACPI data)
> (XEN)  00000000cfe55c00 - 00000000d0000000 (reserved)
> (XEN)  00000000e0000000 - 00000000f0000000 (reserved)
> (XEN)  00000000fec00000 - 00000000fed00400 (reserved)
> (XEN)  00000000fed20000 - 00000000feda0000 (reserved)
> (XEN)  00000000fee00000 - 00000000fef00000 (reserved)
> (XEN)  00000000ffb00000 - 0000000100000000 (reserved)
> (XEN)  0000000100000000 - 0000000128000000 (usable)
> (XEN) System RAM: 3965MB (4060772kB)
> (XEN) ACPI: RSDP 000FEC00, 0024 (r2 DELL  )
> (XEN) ACPI: XSDT 000FC7CD, 009C (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: FACP 000FC8FD, 00F4 (r3 DELL    B10K          15 ASL        61)
> (XEN) ACPI: DSDT FFE9CFCA, 545E (r1   DELL    dt_ex     1000 INTL 20050624)
> (XEN) ACPI: FACS CFDFFC00, 0040
> (XEN) ACPI: SSDT FFEA2547, 00AA (r1   DELL    st_ex     1000 INTL 20050624)
> (XEN) ACPI: APIC 000FC9F1, 0092 (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: BOOT 000FCA83, 0028 (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: ASF! 000FCAAB, 0096 (r32 DELL    B10K          15 ASL        61)
> (XEN) ACPI: MCFG 000FCB41, 003E (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: HPET 000FCB7F, 0038 (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: TCPA 000FCDDB, 0032 (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: ____ 000FCE0D, 0030 (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: SLIC 000FCBB7, 0176 (r1 DELL    B10K          15 ASL        61)
> (XEN) ACPI: SSDT CFDFFC40, 01B7 (r1 DpgPmm  Cpu0Ist       11 INTL 20050624)
> (XEN) ACPI: SSDT CFE00049, 01B7 (r1 DpgPmm  Cpu1Ist       11 INTL 20050624)
> (XEN) ACPI: SSDT CFE00452, 01B7 (r1 DpgPmm  Cpu2Ist       11 INTL 20050624)
> (XEN) ACPI: SSDT CFE0085B, 01B7 (r1 DpgPmm  Cpu3Ist       11 INTL 20050624)
> (XEN) ACPI: SSDT CFE00C64, 0190 (r1 DpgPmm    CpuPm       10 INTL 20050624)
> (XEN) No NUMA configuration found
> (XEN) Faking a node at 0000000000000000-0000000128000000
> (XEN) Xen heap: 8MB (8852kB)
> (XEN) Domain heap initialised
> (XEN) found SMP MP-table at 000fe710
> (XEN) DMI 2.5 present.
> (XEN) Using APIC driver default
> (XEN) ACPI: PM-Timer IO Port: 0x808
> (XEN) ACPI: ACPI SLEEP INFO: pm1x_cnt[804,0], pm1x_evt[800,0]
> (XEN) ACPI:                  wakeup_vec[cfdffc0c], vec_size[20]
> (XEN) ACPI: Local APIC address 0xfee00000
> (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> (XEN) Processor #0 7:7 APIC version 20
> (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
> (XEN) Processor #1 7:7 APIC version 20
> (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled)
> (XEN) Processor #2 7:7 APIC version 20
> (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
> (XEN) Processor #3 7:7 APIC version 20
> (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x00] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x01] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x02] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x08] lapic_id[0x03] disabled)
> (XEN) ACPI: LAPIC_NMI (acpi_id[0xff] high level lint[0x1])
> (XEN) ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0])
> (XEN) IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> (XEN) ACPI: IRQ0 used by override.
> (XEN) ACPI: IRQ2 used by override.
> (XEN) ACPI: IRQ9 used by override.
> (XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
> (XEN) ACPI: HPET id: 0x8086a701 base: 0xfed00000
> (XEN) Using ACPI (MADT) for SMP configuration information
> (XEN) Using scheduler: SMP Credit Scheduler (credit)
> (XEN) Detected 2660.040 MHz processor.
> (XEN) CPU0: VMX disabled by BIOS.
> (XEN) VMX: failed to initialise.
> (XEN) xsave_init: cpu0: cntxt_max_size: 0x240 and states: 00000000:00000003
> (XEN) xsave_init: using cntxt_size: 0x240 and states: 00000000:00000003
> (XEN) Intel machine check reporting enabled
> (XEN) I/O virtualisation disabled
> (XEN) xsave_init: cpu1: cntxt_max_size: 0x240 and states: 00000000:00000003
> (XEN) xsave_init: cpu2: cntxt_max_size: 0x240 and states: 00000000:00000003
> (XEN) xsave_init: cpu3: cntxt_max_size: 0x240 and states: 00000000:00000003
> (XEN) Total of 4 processors activated.
> (XEN) ENABLING IO-APIC IRQs
> (XEN)  ->  Using new ACK method
> (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
> (XEN) checking TSC synchronization across 4 CPUs: passed.
> (XEN) Platform timer is 14.318MHz HPET
> ˇ(XEN) Allocated console ring of 32 KiB.
> (XEN) microcode.c:73:d32767 microcode: CPU1 resumed
> (XEN) Brought up 4 CPUs
> (XEN) microcode.c:73:d32767 microcode: CPU2 resumed
> (XEN) microcode.c:73:d32767 microcode: CPU3 resumed
> (XEN) HPET: 8 timers in total, 8 timers will be used for broadcast
> (XEN) ACPI sleep modes: S3
> (XEN) mcheck_poll: Machine check polling timer started.
> (XEN) *** LOADING DOMAIN 0 ***
> (XEN)  Xen  kernel: 32-bit, PAE, lsb
> (XEN)  Dom0 kernel: 32-bit, PAE, lsb, paddr 0x400000 ->  0xc96000
> (XEN) PHYSICAL MEMORY ARRANGEMENT:
> (XEN)  Dom0 alloc.:   0000000038000000->000000003c000000 (245760 pages
> to be allocated)
> (XEN) VIRTUAL MEMORY ARRANGEMENT:
> (XEN)  Loaded kernel: c0400000->c0c96000
> (XEN)  Init. ramdisk: c0c96000->c2cbe000
> (XEN)  Phys-Mach map: c2cbe000->c2dbe000
> (XEN)  Start info:    c2dbe000->c2dbe47c
> (XEN)  Page tables:   c2dbf000->c2ddc000
> (XEN)  Boot stack:    c2ddc000->c2ddd000
> (XEN)  TOTAL:         c0000000->c3000000
> (XEN)  ENTRY ADDRESS: c0a0d000
> (XEN) Dom0 has maximum 4 VCPUs
> (XEN) Scrubbing Free RAM: ............................done.
> (XEN) trace.c:89:d32767 calc_tinfo_first_offset: NR_CPUs 128,
> offset_in_bytes 258, t_info_first_offset 65
> (XEN) Xen trace buffers: disabled
> (XEN) Std. Loglevel: All
> (XEN) Guest Loglevel: All
> (XEN) **********************************************
> (XEN) ******* WARNING: CONSOLE OUTPUT IS SYNCHRONOUS
> (XEN) ******* This option is intended to aid debugging of Xen by ensuring
> (XEN) ******* that all output is synchronously delivered on the serial line.
> (XEN) ******* However it can introduce SIGNIFICANT latencies and affect
> (XEN) ******* timekeeping. It is NOT recommended for production use!
> (XEN) **********************************************
> (XEN) 3... 2... 1...
> (XEN) *** Serial input ->  DOM0 (type 'CTRL-a' three times to switch
> input to Xen)
> (XEN) Freed 160kB init memory.
> mapping kernel into physical memory
> Xen: setup ISA identity maps
> about to get started...
> Reserving virtual address space above 0xf5800000
> Initializing cgroup subsys cpuset
> Initializing cgroup subsys cpu
> Linux version 2.6.32.16 (xisisu@localhost.localdomain) (gcc version
> 4.4.4 20100630 (Red Hat 4.4.4-10) (GCC) ) #1 SMP Fri Jul 30 13:30:43
> EDT 2010
> KERNEL supported cpus:
>    Intel GenuineIntel
>    AMD AuthenticAMD
>    NSC Geode by NSC
>    Cyrix CyrixInstead
>    Centaur CentaurHauls
>    Transmeta GenuineTMx86
>    Transmeta TransmetaCPU
>    UMC UMC UMC UMC
> xen_release_chunk: looking at area pfn 9a-a0: 6 pages freed
> released 6 pages of unused memory
> BIOS-provided physical RAM map:
>   Xen: 0000000000000000 - 000000000009a000 (usable)
>   Xen: 00000000000a0000 - 0000000000100000 (reserved)
>   Xen: 0000000000100000 - 0000000040000000 (usable)
>   Xen: 00000000cfdffc00 - 00000000cfe53c00 (ACPI NVS)
>   Xen: 00000000cfe53c00 - 00000000cfe55c00 (ACPI data)
>   Xen: 00000000cfe55c00 - 00000000d0000000 (reserved)
>   Xen: 00000000e0000000 - 00000000f0000000 (reserved)
>   Xen: 00000000fec00000 - 00000000fed00400 (reserved)
>   Xen: 00000000fed20000 - 00000000feda0000 (reserved)
>   Xen: 00000000fee00000 - 00000000fef00000 (reserved)
>   Xen: 00000000ffb00000 - 0000000100000000 (reserved)
> bootconsole [xenboot0] enabled
> DMI 2.5 present.
> last_pfn = 0x40000 max_arch_pfn = 0x1000000
> x86 PAT enabled: cpu 0, old 0x50100070406, new 0x7010600070106
> init_memory_mapping: 0000000000000000-000000002cdfe000
> NX (Execute Disable) protection: active
> RAMDISK: 00c96000 - 02cbe000
> ACPI: RSDP 000fec00 00024 (v02 DELL  )
> ACPI: XSDT 000fc7cd 0009C (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: FACP 000fc8fd 000F4 (v03 DELL    B10K    00000015 ASL  00000061)
> ACPI: DSDT ffe9cfca 0545E (v01   DELL    dt_ex 00001000 INTL 20050624)
> ACPI: FACS cfdffc00 00040
> ACPI: SSDT ffea2547 000AA (v01   DELL    st_ex 00001000 INTL 20050624)
> ACPI: APIC 000fc9f1 00092 (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: BOOT 000fca83 00028 (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: ASF! 000fcaab 00096 (v32 DELL    B10K    00000015 ASL  00000061)
> ACPI: MCFG 000fcb41 0003E (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: HPET 000fcb7f 00038 (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: TCPA 000fcddb 00032 (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: ____ 000fce0d 00030 (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: SLIC 000fcbb7 00176 (v01 DELL    B10K    00000015 ASL  00000061)
> ACPI: SSDT cfdffc40 001B7 (v01 DpgPmm  Cpu0Ist 00000011 INTL 20050624)
> ACPI: SSDT cfe00049 001B7 (v01 DpgPmm  Cpu1Ist 00000011 INTL 20050624)
> ACPI: SSDT cfe00452 001B7 (v01 DpgPmm  Cpu2Ist 00000011 INTL 20050624)
> ACPI: SSDT cfe0085b 001B7 (v01 DpgPmm  Cpu3Ist 00000011 INTL 20050624)
> ACPI: SSDT cfe00c64 00190 (v01 DpgPmm    CpuPm 00000010 INTL 20050624)
> Node: 0, start_pfn: 0, end_pfn: 40000
> Reserving total of a00 pages for numa KVA remap
> kva_start_pfn ~ 2c200 max_low_pfn ~ 2cdfe
> max_pfn = 40000
> 306MB HIGHMEM available.
> 717MB LOWMEM available.
> 1 multicall(s) failed: cpu 0
> Pid: 0, comm: swapper Not tainted 2.6.32.16 #1
> Call Trace:
>   [<c07a175a>] ? printk+0xf/0x15
>   [<c0404425>] xen_mc_flush+0x11b/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ------------[ cut here ]------------
> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1d0/0x1d8()
> Hardware name: OptiPlex 960
> Modules linked in:
> Pid: 0, comm: swapper Not tainted 2.6.32.16 #1
> Call Trace:
>   [<c04406da>] warn_slowpath_common+0x65/0x7c
>   [<c04044da>] ? xen_mc_flush+0x1d0/0x1d8
>   [<c04406fe>] warn_slowpath_null+0xd/0x10
>   [<c04044da>] xen_mc_flush+0x1d0/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ---[ end trace a7919e7f17c0a725 ]---
> 1 multicall(s) failed: cpu 0
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c07a175a>] ? printk+0xf/0x15
>   [<c0404425>] xen_mc_flush+0x11b/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ------------[ cut here ]------------
> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1d0/0x1d8()
> Hardware name: OptiPlex 960
> Modules linked in:
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c04406da>] warn_slowpath_common+0x65/0x7c
>   [<c04044da>] ? xen_mc_flush+0x1d0/0x1d8
>   [<c04406fe>] warn_slowpath_null+0xd/0x10
>   [<c04044da>] xen_mc_flush+0x1d0/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ---[ end trace a7919e7f17c0a726 ]---
> 1 multicall(s) failed: cpu 0
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c07a175a>] ? printk+0xf/0x15
>   [<c0404425>] xen_mc_flush+0x11b/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ------------[ cut here ]------------
> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1d0/0x1d8()
> Hardware name: OptiPlex 960
> Modules linked in:
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c04406da>] warn_slowpath_common+0x65/0x7c
>   [<c04044da>] ? xen_mc_flush+0x1d0/0x1d8
>   [<c04406fe>] warn_slowpath_null+0xd/0x10
>   [<c04044da>] xen_mc_flush+0x1d0/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ---[ end trace a7919e7f17c0a727 ]---
> 1 multicall(s) failed: cpu 0
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c07a175a>] ? printk+0xf/0x15
>   [<c0404425>] xen_mc_flush+0x11b/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ------------[ cut here ]------------
> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1d0/0x1d8()
> Hardware name: OptiPlex 960
> Modules linked in:
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c04406da>] warn_slowpath_common+0x65/0x7c
>   [<c04044da>] ? xen_mc_flush+0x1d0/0x1d8
>   [<c04406fe>] warn_slowpath_null+0xd/0x10
>   [<c04044da>] xen_mc_flush+0x1d0/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ---[ end trace a7919e7f17c0a728 ]---
> 1 multicall(s) failed: cpu 0
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c07a175a>] ? printk+0xf/0x15
>   [<c0404425>] xen_mc_flush+0x11b/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ------------[ cut here ]------------
> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1d0/0x1d8()
> Hardware name: OptiPlex 960
> Modules linked in:
> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #1
> Call Trace:
>   [<c04406da>] warn_slowpath_common+0x65/0x7c
>   [<c04044da>] ? xen_mc_flush+0x1d0/0x1d8
>   [<c04406fe>] warn_slowpath_null+0xd/0x10
>   [<c04044da>] xen_mc_flush+0x1d0/0x1d8
>   [<c0405130>] xen_mc_issue+0x14/0x23
>   [<c0405e7b>] xen_set_pmd_hyper+0x8a/0x92
>   [<c042a803>] set_pmd_pfn+0xb3/0xc4
>   [<c0a245d6>] initmem_init+0x4db/0x5f6
>   [<c0a1a6e9>] ? __acpi_unmap_table+0x10/0x12
>   [<c0a358af>] ? acpi_table_parse_madt+0x16/0x18
>   [<c0a19811>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>   [<c0a13138>] setup_arch+0x826/0xa64
>   [<c0441279>] ? vprintk+0x347/0x37c
>   [<c0a0d5fb>] start_kernel+0xbe/0x385
>   [<c0a0d0af>] i386_start_kernel+0x9e/0xa5
>   [<c0a105ad>] xen_start_kernel+0x5b7/0x5bf
>   [<c04090a8>] ? do_signal+0x2bf/0x6f1
> ---[ end trace a7919e7f17c0a729 ]---
>    mapped low ram: 0 - 2cdfe000
>    low ram: 0 - 2cdfe000
>    node 0 low ram: 00000000 - 2cdfe000
>    node 0 bootmap 00007000 - 0000c9c0
> (12 early reservations) ==>  bootmem [0000000000 - 002cdfe000]
>    #0 [0000000000 - 0000001000]   BIOS data page ==>  [0000000000 - 0000001000]
>    #1 [0002dbf000 - 0002ddc000]   XEN PAGETABLES ==>  [0002dbf000 - 0002ddc000]
>    #2 [0000001000 - 0000002000]    EX TRAMPOLINE ==>  [0000001000 - 0000002000]
>    #3 [0000006000 - 0000007000]       TRAMPOLINE ==>  [0000006000 - 0000007000]
>    #4 [0000400000 - 0000b70dd8]    TEXT DATA BSS ==>  [0000400000 - 0000b70dd8]
>    #5 [0000c96000 - 0002cbe000]          RAMDISK ==>  [0000c96000 - 0002cbe000]
>    #6 [0002cbe000 - 0002dbf000]   XEN START INFO ==>  [0002cbe000 - 0002dbf000]
>    #7 [0000b71000 - 0000b71164]              BRK ==>  [0000b71000 - 0000b71164]
>    #8 [0000100000 - 000024e000]          PGTABLE ==>  [0000100000 - 000024e000]
>    #9 [003f600000 - 0040000000]          KVA RAM
>    #10 [002c200000 - 002cc00000]           KVA PG ==>  [002c200000 - 002cc00000]
>    #11 [0000007000 - 000000d000]          BOOTMAP ==>  [0000007000 - 000000d000]
> (XEN) d0:v0: unhandled page fault (ec=0009)
> (XEN) Pagetable walk from c009fc00:
> (XEN)  L3[0x003] = 0000000038a9f001 00000a9f
> (XEN)  L2[0x000] = 000000003adc4067 00002dc4
> (XEN)  L1[0x09f] = 000007fffffff063 ffffffff
> (XEN) d0:v0: reserved bit in page table (ec=0009)
> (XEN) Pagetable walk from c009fc00:
> (XEN)  L3[0x003] = 0000000038a9f001 00000a9f
> (XEN)  L2[0x000] = 000000003adc4067 00002dc4
> (XEN)  L1[0x09f] = 000007fffffff063 ffffffff
> (XEN) ----[ Xen-4.0.1-rc5-pre  x86_32p  debug=n  Tainted:    C ]----
> (XEN) CPU:    0
> (XEN) EIP:    e019:[<c0a1c87c>]
> (XEN) EFLAGS: 00010206   EM: 1   CONTEXT: pv guest
> (XEN) eax: 0009fc00   ebx: c009fc00   ecx: 00000001   edx: 00000400
> (XEN) esi: 00000400   edi: c2cbe000   ebp: c096ff0c   esp: c096fefc
> (XEN) cr0: 8005003b   cr4: 000026f0   cr3: 38971000   cr2: c009fc00
> (XEN) ds: e021   es: e021   fs: 00d8   gs: 00e0   ss: e021   cs: e019
> (XEN) Guest stack trace from esp=c096fefc:
> (XEN)    00000001 00000001 2cdfe000 c2cbe000 c096ff18 c0a1c96b 166ff000 c096ff98
> (XEN)    c0a1314d c096ff88 c0441279 02cbe000 00000000 00000000 00c96000 00000000
> (XEN)    00000095 00000000 00000000 2cdfe000 00000000 02028000 00000000 2a3469f2
> (XEN)    c09baee4 00000003 00000003 00000000 00000000 c09b2908 c096ff80 2a3469f2
> (XEN)    00000000 00000000 c09b2908 2a3469f2 00000000 00000000 c09b2908 c096ffc0
> (XEN)    c0a0d5fb c08b2bf8 c07a9010 81518fd0 00000002 2a3469f2 cffbba59 c0a48c38
> (XEN)    00c96000 c096ffd0 c0a0d0af 00c96000 c0a478d8 c096fffc c0a105ad 00000001
> (XEN)    c04090a8 1fc9d3f5 80080281 00040800 0001067a 00000000 c2dbe000 00000000
> (XEN)    00000000
> (XEN) domain_crash_sync called from entry.S (ff1cb84e)
> (XEN) Domain 0 (vcpu#0) crashed on cpu#0:
> (XEN) ----[ Xen-4.0.1-rc5-pre  x86_32p  debug=n  Tainted:    C ]----
> (XEN) CPU:    0
> (XEN) EIP:    e019:[<c0a1c87c>]
> (XEN) EFLAGS: 00000206   EM: 1   CONTEXT: pv guest
> (XEN) eax: 0009fc00   ebx: c009fc00   ecx: 00000001   edx: 00000400
> (XEN) esi: 00000400   edi: c2cbe000   ebp: c096ff0c   esp: c096feec
> (XEN) cr0: 8005003b   cr4: 000026f0   cr3: 38971000   cr2: c009fc00
> (XEN) ds: e021   es: e021   fs: 00d8   gs: 00e0   ss: e021   cs: e019
> (XEN) Guest stack trace from esp=c096feec:
> (XEN)    00000009 c0a1c87c 0001e019 00010006 00000001 00000001 2cdfe000 c2cbe000
> (XEN)    c096ff18 c0a1c96b 166ff000 c096ff98 c0a1314d c096ff88 c0441279 02cbe000
> (XEN)    00000000 00000000 00c96000 00000000 00000095 00000000 00000000 2cdfe000
> (XEN)    00000000 02028000 00000000 2a3469f2 c09baee4 00000003 00000003 00000000
> (XEN)    00000000 c09b2908 c096ff80 2a3469f2 00000000 00000000 c09b2908 2a3469f2
> (XEN)    00000000 00000000 c09b2908 c096ffc0 c0a0d5fb c08b2bf8 c07a9010 81518fd0
> (XEN)    00000002 2a3469f2 cffbba59 c0a48c38 00c96000 c096ffd0 c0a0d0af 00c96000
> (XEN)    c0a478d8 c096fffc c0a105ad 00000001 c04090a8 1fc9d3f5 80080281 00040800
> (XEN)    0001067a 00000000 c2dbe000 00000000 00000000
> (XEN) Domain 0 crashed: rebooting machine in 5 seconds.
> ¸
>
> On Thu, Jul 29, 2010 at 7:35 PM, Jeremy Fitzhardinge<jeremy@goop.org>  wrote:
>    
>>   On 07/29/2010 05:29 PM, Sisu Xi wrote:
>>      
>>> Hi,
>>>
>>> I reinstalled Fedora 13 on my machine, with my graphic card removed
>>> (using the integrated one on my motherboard). Still Xen would not
>>> start normally. My fedora was on /dev/sda3(sda1&2 are windows). I just
>>> used one volume without swap. Does Xen require swap as a must?
>>>        
>> No, Xen doesn't need swap at all.  Linux's requirement for swap is unchanged
>> under Xen (ie, if you don't need it native, you don't need it under Xen).
>>
>> In any case, your crashes have nothing to do with swap; you've managed to
>> get an entirely new failure-mode.  Looks like it might be something to do
>> with ACPI, but I'm not sure what.
>>
>>     J
>>
>>      
>>> Below is the serial console output:
>>>
>>> Thanks very much!
>>>
>>> Best!
>>>
>>> Yours,
>>> Sisu
>>>
>>> __  __            _  _    ___   _             ____
>>>   \ \/ /___ _ __   | || |  / _ \ / |   _ __ ___| ___|    _ __  _ __ ___
>>>    \  // _ \ '_ \  | || |_| | | || |__| '__/ __|___ \ __| '_ \| '__/ _ \
>>>    /  \  __/ | | | |__   _| |_| || |__| | | (__ ___) |__| |_) | | |  __/
>>>   /_/\_\___|_| |_|    |_|(_)___(_)_|  |_|  \___|____/   | .__/|_|  \___|
>>>                                                         |_|
>>> (XEN) Xen version 4.0.1-rc5-pre (xisisu@cse.wustl.edu) (gcc version
>>> 4.4.4 20100630 (Red Hat 4.4.4-10) (GCC) ) Thu Jul 29 11:28:19 EDT 2010
>>> (XEN) Latest ChangeSet: Sun Jul 25 22:22:43 2010 +0100 21287:e6b5b2cb8146
>>> (XEN) Console output is synchronous.
>>> (XEN) Command line: dom0_mem=1024M loglvl=all guest_loglvl=all
>>> sync_console console_to_ring com1=115200,8n1 console=com1
>>> (XEN) Video information:
>>> (XEN)  VGA is text mode 80x25, font 8x16
>>> (XEN)  VBE/DDC methods: V2; EDID transfer time: 1 seconds
>>> (XEN) Disc information:
>>> (XEN)  Found 1 MBR signatures
>>> (XEN)  Found 1 EDD information structures
>>> (XEN) Xen-e820 RAM map:
>>> (XEN)  0000000000000000 - 00000000000a0000 (usable)
>>> (XEN)  00000000000f0000 - 0000000000100000 (reserved)
>>> (XEN)  0000000000100000 - 000000007f686c00 (usable)
>>> (XEN)  000000007f686c00 - 000000007f688c00 (ACPI NVS)
>>> (XEN)  000000007f688c00 - 000000007f68ac00 (ACPI data)
>>> (XEN)  000000007f68ac00 - 0000000080000000 (reserved)
>>> (XEN)  00000000f0000000 - 00000000f4000000 (reserved)
>>> (XEN)  00000000fec00000 - 00000000fed00400 (reserved)
>>> (XEN)  00000000fed20000 - 00000000feda0000 (reserved)
>>> (XEN)  00000000fee00000 - 00000000fef00000 (reserved)
>>> (XEN)  00000000ffb00000 - 0000000100000000 (reserved)
>>> (XEN) System RAM: 2038MB (2087064kB)
>>> (XEN) ACPI: RSDP 000FEB00, 0024 (r2 DELL  )
>>> (XEN) ACPI: XSDT 000FD24F, 005C (r1 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) ACPI: FACP 000FD347, 00F4 (r3 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) ACPI: DSDT FFFD32F4, 3D69 (r1   DELL    dt_ex     1000 INTL
>>> 20050309)
>>> (XEN) ACPI: FACS 7F686C00, 0040
>>> (XEN) ACPI: SSDT FFFD717C, 00AA (r1   DELL    st_ex     1000 INTL
>>> 20050309)
>>> (XEN) ACPI: APIC 000FD43B, 0072 (r1 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) ACPI: BOOT 000FD4AD, 0028 (r1 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) ACPI: ASF! 000FD4D5, 0067 (r16 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) ACPI: MCFG 000FD53C, 003E (r1 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) ACPI: HPET 000FD57A, 0038 (r1 DELL    GX620          7 ASL
>>>   61)
>>> (XEN) No NUMA configuration found
>>> (XEN) Faking a node at 0000000000000000-000000007f686000
>>> (XEN) Xen heap: 8MB (8852kB)
>>> (XEN) Domain heap initialised
>>> (XEN) found SMP MP-table at 000fe710
>>> (XEN) DMI 2.3 present.
>>> (XEN) Using APIC driver default
>>> (XEN) ACPI: PM-Timer IO Port: 0x808
>>> (XEN) ACPI: ACPI SLEEP INFO: pm1x_cnt[804,0], pm1x_evt[800,0]
>>> (XEN) ACPI:                  wakeup_vec[7f686c0c], vec_size[20]
>>> (XEN) ACPI: Local APIC address 0xfee00000
>>> (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
>>> (XEN) Processor #0 15:6 APIC version 20
>>> (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
>>> (XEN) Processor #1 15:6 APIC version 20
>>> (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x05] disabled)
>>> (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x07] disabled)
>>> (XEN) ACPI: LAPIC_NMI (acpi_id[0xff] high level lint[0x1])
>>> (XEN) ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0])
>>> (XEN) IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23
>>> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>>> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
>>> (XEN) ACPI: IRQ0 used by override.
>>> (XEN) ACPI: IRQ2 used by override.
>>> (XEN) ACPI: IRQ9 used by override.
>>> (XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
>>> (XEN) ACPI: HPET id: 0x8086a201 base: 0xfed00000
>>> (XEN) Using ACPI (MADT) for SMP configuration information
>>> (XEN) Using scheduler: SMP Credit Scheduler (credit)
>>> (XEN) Detected 3391.772 MHz processor.
>>> (XEN) CPU0: VMX disabled by BIOS.
>>> (XEN) VMX: failed to initialise.
>>> (XEN) CPU0: Intel Extended MCE MSRs (24) available
>>> (XEN) Intel machine check reporting enabled
>>> (XEN) I/O virtualisation disabled
>>> (XEN) CPU1: Intel Extended MCE MSRs (24) available
>>> (XEN) Total of 2 processors activated.
>>> (XEN) ENABLING IO-APIC IRQs
>>> (XEN)  ->    Using new ACK method
>>> (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
>>> (XEN) checking TSC synchronization across 2 CPUs: passed.
>>> (XEN) Platform timer is 14.318MHz HPET
>>> ˇ(XEN) Allocated console ring of 16 KiB.
>>> (XEN) Brought up 2 CPUs
>>> (XEN) microcode.c:73:d32767 microcode: CPU1 resumed
>>> (XEN) HPET: 3 timers in total, 0 timers will be used for broadcast
>>> (XEN) ACPI sleep modes: S3
>>> (XEN) mcheck_poll: Machine check polling timer started.
>>> (XEN) *** LOADING DOMAIN 0 ***
>>> (XEN)  Xen  kernel: 32-bit, PAE, lsb
>>> (XEN)  Dom0 kernel: 32-bit, PAE, lsb, paddr 0x400000 ->    0xca9000
>>> (XEN) PHYSICAL MEMORY ARRANGEMENT:
>>> (XEN)  Dom0 alloc.:   0000000038000000->000000003c000000 (245760 pages
>>> to be allocated)
>>> (XEN) VIRTUAL MEMORY ARRANGEMENT:
>>> (XEN)  Loaded kernel: c0400000->c0ca9000
>>> (XEN)  Init. ramdisk: c0ca9000->c22b9000
>>> (XEN)  Phys-Mach map: c22b9000->c23b9000
>>> (XEN)  Start info:    c23b9000->c23b947c
>>> (XEN)  Page tables:   c23ba000->c23d3000
>>> (XEN)  Boot stack:    c23d3000->c23d4000
>>> (XEN)  TOTAL:         c0000000->c2800000
>>> (XEN)  ENTRY ADDRESS: c0a25000
>>> (XEN) Dom0 has maximum 2 VCPUs
>>> (XEN) Scrubbing Free RAM: .........done.
>>> (XEN) trace.c:89:d32767 calc_tinfo_first_offset: NR_CPUs 128,
>>> offset_in_bytes 258, t_info_first_offset 65
>>> (XEN) Xen trace buffers: disabled
>>> (XEN) Std. Loglevel: All
>>> (XEN) Guest Loglevel: All
>>> (XEN) **********************************************
>>> (XEN) ******* WARNING: CONSOLE OUTPUT IS SYNCHRONOUS
>>> (XEN) ******* This option is intended to aid debugging of Xen by ensuring
>>> (XEN) ******* that all output is synchronously delivered on the serial
>>> line.
>>> (XEN) ******* However it can introduce SIGNIFICANT latencies and affect
>>> (XEN) ******* timekeeping. It is NOT recommended for production use!
>>> (XEN) **********************************************
>>> (XEN) 3... 2... 1...
>>> (XEN) *** Serial input ->    DOM0 (type 'CTRL-a' three times to switch
>>> input to Xen)
>>> (XEN) Freed 160kB init memory.
>>> mapping kernel into physical memory
>>> Xen: setup ISA identity maps
>>> about to get started...
>>> Reserving virtual address space above 0xf5800000
>>> Initializing cgroup subsys cpuset
>>> Initializing cgroup subsys cpu
>>> Linux version 2.6.32.16 (xisisu@gruyere227.cse.wustl.edu) (gcc version
>>> 4.4.4 20100630 (Red Hat 4.4.4-10) (GCC) ) #2 SMP PREEMPT Thu Jul 29
>>> 13:37:15 EDT 2010
>>> KERNEL supported cpus:
>>>    Intel GenuineIntel
>>>    AMD AuthenticAMD
>>>    NSC Geode by NSC
>>>    Cyrix CyrixInstead
>>>    Centaur CentaurHauls
>>>    Transmeta GenuineTMx86
>>>    Transmeta TransmetaCPU
>>>    UMC UMC UMC UMC
>>> released 0 pages of unused memory
>>> BIOS-provided physical RAM map:
>>>   Xen: 0000000000000000 - 00000000000a0000 (usable)
>>>   Xen: 00000000000a0000 - 0000000000100000 (reserved)
>>>   Xen: 0000000000100000 - 0000000040000000 (usable)
>>>   Xen: 000000007f686c00 - 000000007f688c00 (ACPI NVS)
>>>   Xen: 000000007f688c00 - 000000007f68ac00 (ACPI data)
>>>   Xen: 000000007f68ac00 - 0000000080000000 (reserved)
>>>   Xen: 00000000f0000000 - 00000000f4000000 (reserved)
>>>   Xen: 00000000fec00000 - 00000000fed00400 (reserved)
>>>   Xen: 00000000fed20000 - 00000000feda0000 (reserved)
>>>   Xen: 00000000fee00000 - 00000000fef00000 (reserved)
>>>   Xen: 00000000ffb00000 - 0000000100000000 (reserved)
>>> bootconsole [xenboot0] enabled
>>> DMI 2.3 present.
>>> last_pfn = 0x40000 max_arch_pfn = 0x1000000
>>> x86 PAT enabled: cpu 0, old 0x50100070406, new 0x7010600070106
>>> init_memory_mapping: 0000000000000000-000000002cdfe000
>>> NX (Execute Disable) protection: active
>>> RAMDISK: 00ca9000 - 022b9000
>>> ACPI: RSDP 000feb00 00024 (v02 DELL  )
>>> ACPI: XSDT 000fd24f 0005C (v01 DELL    GX620   00000007 ASL  00000061)
>>> ACPI: FACP 000fd347 000F4 (v03 DELL    GX620   00000007 ASL  00000061)
>>> ACPI: DSDT fffd32f4 03D69 (v01   DELL    dt_ex 00001000 INTL 20050309)
>>> ACPI: FACS 7f686c00 00040
>>> ACPI: SSDT fffd717c 000AA (v01   DELL    st_ex 00001000 INTL 20050309)
>>> ACPI: APIC 000fd43b 00072 (v01 DELL    GX620   00000007 ASL  00000061)
>>> ACPI: BOOT 000fd4ad 00028 (v01 DELL    GX620   00000007 ASL  00000061)
>>> ACPI: ASF! 000fd4d5 00067 (v16 DELL    GX620   00000007 ASL  00000061)
>>> ACPI: MCFG 000fd53c 0003E (v01 DELL    GX620   00000007 ASL  00000061)
>>> ACPI: HPET 000fd57a 00038 (v01 DELL    GX620   00000007 ASL  00000061)
>>> Node: 0, start_pfn: 0, end_pfn: 40000
>>> Reserving total of a00 pages for numa KVA remap
>>> kva_start_pfn ~ 2c200 max_low_pfn ~ 2cdfe
>>> max_pfn = 40000
>>> 306MB HIGHMEM available.
>>> 717MB LOWMEM available.
>>> 1 multicall(s) failed: cpu 0
>>> Pid: 0, comm: swapper Not tainted 2.6.32.16 #2
>>> Call Trace:
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>   [<c04045ca>] xen_mc_flush+0x137/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ------------[ cut here ]------------
>>> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1ec/0x1f4()
>>> Hardware name: OptiPlex GX620
>>> Modules linked in:
>>> Pid: 0, comm: swapper Not tainted 2.6.32.16 #2
>>> Call Trace:
>>>   [<c0442140>] warn_slowpath_common+0x65/0x7c
>>>   [<c040467f>] ? xen_mc_flush+0x1ec/0x1f4
>>>   [<c0442164>] warn_slowpath_null+0xd/0x10
>>>   [<c040467f>] xen_mc_flush+0x1ec/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ---[ end trace a7919e7f17c0a725 ]---
>>> 1 multicall(s) failed: cpu 0
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>   [<c04045ca>] xen_mc_flush+0x137/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ------------[ cut here ]------------
>>> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1ec/0x1f4()
>>> Hardware name: OptiPlex GX620
>>> Modules linked in:
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c0442140>] warn_slowpath_common+0x65/0x7c
>>>   [<c040467f>] ? xen_mc_flush+0x1ec/0x1f4
>>>   [<c0442164>] warn_slowpath_null+0xd/0x10
>>>   [<c040467f>] xen_mc_flush+0x1ec/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ---[ end trace a7919e7f17c0a726 ]---
>>> 1 multicall(s) failed: cpu 0
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>   [<c04045ca>] xen_mc_flush+0x137/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ------------[ cut here ]------------
>>> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1ec/0x1f4()
>>> Hardware name: OptiPlex GX620
>>> Modules linked in:
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c0442140>] warn_slowpath_common+0x65/0x7c
>>>   [<c040467f>] ? xen_mc_flush+0x1ec/0x1f4
>>>   [<c0442164>] warn_slowpath_null+0xd/0x10
>>>   [<c040467f>] xen_mc_flush+0x1ec/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ---[ end trace a7919e7f17c0a727 ]---
>>> 1 multicall(s) failed: cpu 0
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>   [<c04045ca>] xen_mc_flush+0x137/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ------------[ cut here ]------------
>>> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1ec/0x1f4()
>>> Hardware name: OptiPlex GX620
>>> Modules linked in:
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c0442140>] warn_slowpath_common+0x65/0x7c
>>>   [<c040467f>] ? xen_mc_flush+0x1ec/0x1f4
>>>   [<c0442164>] warn_slowpath_null+0xd/0x10
>>>   [<c040467f>] xen_mc_flush+0x1ec/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ---[ end trace a7919e7f17c0a728 ]---
>>> 1 multicall(s) failed: cpu 0
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>   [<c04045ca>] xen_mc_flush+0x137/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ------------[ cut here ]------------
>>> WARNING: at arch/x86/xen/multicalls.c:182 xen_mc_flush+0x1ec/0x1f4()
>>> Hardware name: OptiPlex GX620
>>> Modules linked in:
>>> Pid: 0, comm: swapper Tainted: G        W  2.6.32.16 #2
>>> Call Trace:
>>>   [<c0442140>] warn_slowpath_common+0x65/0x7c
>>>   [<c040467f>] ? xen_mc_flush+0x1ec/0x1f4
>>>   [<c0442164>] warn_slowpath_null+0xd/0x10
>>>   [<c040467f>] xen_mc_flush+0x1ec/0x1f4
>>>   [<c040530a>] xen_mc_issue+0x14/0x23
>>>   [<c04063fa>] xen_set_pmd_hyper+0x7c/0xa3
>>>   [<c042b8bb>] set_pmd_pfn+0xb3/0xc4
>>>   [<c0a3c6c9>] initmem_init+0x4db/0x5f6
>>>   [<c0a326e6>] ? __acpi_unmap_table+0x10/0x12
>>>   [<c0a4da08>] ? acpi_table_parse_madt+0x16/0x18
>>>   [<c0a3180e>] ? acpi_parse_lapic_addr_ovr+0x0/0x30
>>>   [<c0a2b0e2>] setup_arch+0x826/0xa64
>>>   [<c0442d04>] ? vprintk+0x35e/0x3a5
>>>   [<c0406b5c>] ? xen_restore_fl+0x2f/0x58
>>>   [<c0a255f9>] start_kernel+0xbc/0x38d
>>>   [<c0a250af>] i386_start_kernel+0x9e/0xa5
>>>   [<c0a28571>] xen_start_kernel+0x5b7/0x5bf
>>>   [<c04090a9>] ? signal_fault+0x45/0x92
>>> ---[ end trace a7919e7f17c0a729 ]---
>>>    mapped low ram: 0 - 2cdfe000
>>>    low ram: 0 - 2cdfe000
>>>    node 0 low ram: 00000000 - 2cdfe000
>>>    node 0 bootmap 00007000 - 0000c9c0
>>> (12 early reservations) ==>    bootmem [0000000000 - 002cdfe000]
>>>    #0 [0000000000 - 0000001000]   BIOS data page ==>    [0000000000 -
>>> 0000001000]
>>>    #1 [00023ba000 - 00023d3000]   XEN PAGETABLES ==>    [00023ba000 -
>>> 00023d3000]
>>>    #2 [0000001000 - 0000002000]    EX TRAMPOLINE ==>    [0000001000 -
>>> 0000002000]
>>>    #3 [0000006000 - 0000007000]       TRAMPOLINE ==>    [0000006000 -
>>> 0000007000]
>>>    #4 [0000400000 - 0000b83dd8]    TEXT DATA BSS ==>    [0000400000 -
>>> 0000b83dd8]
>>>    #5 [0000ca9000 - 00022b9000]          RAMDISK ==>    [0000ca9000 -
>>> 00022b9000]
>>>    #6 [00022b9000 - 00023ba000]   XEN START INFO ==>    [00022b9000 -
>>> 00023ba000]
>>>    #7 [0000b84000 - 0000b841cc]              BRK ==>    [0000b84000 -
>>> 0000b841cc]
>>>    #8 [0000100000 - 0000252000]          PGTABLE ==>    [0000100000 -
>>> 0000252000]
>>>    #9 [003f600000 - 0040000000]          KVA RAM
>>>    #10 [002c200000 - 002cc00000]           KVA PG ==>    [002c200000 -
>>> 002cc00000]
>>>    #11 [0000007000 - 000000d000]          BOOTMAP ==>    [0000007000 -
>>> 000000d000]
>>> found SMP MP-table at [c00fe710] fe710
>>> Zone PFN ranges:
>>>    DMA      0x00000000 ->    0x00001000
>>>    Normal   0x00001000 ->    0x0002cdfe
>>>    HighMem  0x0002cdfe ->    0x00040000
>>> Movable zone start PFN for each node
>>> early_node_map[2] active PFN ranges
>>>      0: 0x00000000 ->    0x000000a0
>>>      0: 0x00000100 ->    0x0003f600
>>> Using APIC driver default
>>> ACPI: PM-Timer IO Port: 0x808
>>> ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
>>> ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
>>> ACPI: LAPIC (acpi_id[0x03] lapic_id[0x05] disabled)
>>> ACPI: LAPIC (acpi_id[0x04] lapic_id[0x07] disabled)
>>> ACPI: LAPIC_NMI (acpi_id[0xff] high level lint[0x1])
>>> ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0])
>>> IOAPIC[0]: apic_id 8, version 0, address 0xfec00000, GSI 0-0
>>> ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>>> ERROR: Unable to locate IOAPIC for GSI 2
>>> ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
>>> ERROR: Unable to locate IOAPIC for GSI 9
>>> Using ACPI (MADT) for SMP configuration information
>>> ACPI: HPET id: 0x8086a201 base: 0xfed00000
>>> SMP: Allowing 2 CPUs, 0 hotplug CPUs
>>> PM: Registered nosave memory: 00000000000a0000 - 0000000000100000
>>> Allocating PCI resources starting at 80000000 (gap: 80000000:70000000)
>>> Booting paravirtualized kernel on Xen
>>> Xen version: 4.0.1-rc5-pre (preserve-AD) (dom0)
>>> NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:2 nr_node_ids:8
>>> PERCPU: Embedded 15 pages/cpu @c23db000 s38264 r0 d23176 u65536
>>> pcpu-alloc: s38264 r0 d23176 u65536 alloc=16*4096
>>> pcpu-alloc: [0] 0 [0] 1
>>> Xen: using vcpu_info placement
>>> Built 1 zonelists in Zone order, mobility grouping on.  Total pages:
>>> 257459
>>> Policy zone: HighMem
>>> Kernel command line: ro root=UUID=4f54a506-cd89-4abd-810b-c2a326982413
>>> console=hvc0 earlyprintk=xen nomodeset
>>> PID hash table entries: 4096 (order: 2, 16384 bytes)
>>> Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
>>> Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
>>> Enabling fast FPU save and restore... done.
>>> Enabling unmasked SIMD FPU exception support... done.
>>> Initializing CPU#0
>>> allocated 5191680 bytes of page_cgroup
>>> please try 'cgroup_disable=memory' option if you don't want memory cgroups
>>> DMA: Placing 64MB software IO TLB between c29b3000 - c69b3000
>>> DMA: software IO TLB at phys 0x29b3000 - 0x69b3000
>>> xen_swiotlb_fixup: buf=c29b3000 size=67108864
>>> xen_swiotlb_fixup: buf=c6a13000 size=32768
>>> Initializing HighMem for node 0 (0002cdfe:0003f600)
>>> Memory: 922944k/1048576k available (3819k kernel code, 115004k
>>> reserved, 2471k data, 484k init, 303112k highmem)
>>> virtual kernel memory layout:
>>>      fixmap  : 0xf52d5000 - 0xf57ff000   (5288 kB)
>>>      pkmap   : 0xf4e00000 - 0xf5000000   (2048 kB)
>>>      vmalloc : 0xed5fe000 - 0xf4dfe000   ( 120 MB)
>>>      lowmem  : 0xc0000000 - 0xecdfe000   ( 717 MB)
>>>        .init : 0xc0a25000 - 0xc0a9e000   ( 484 kB)
>>>        .data : 0xc07baea2 - 0xc0a24ea0   (2471 kB)
>>>        .text : 0xc0400000 - 0xc07baea2   (3819 kB)
>>> SLUB: Genslabs=14, HWalign=128, Order=0-3, MinObjects=0, CPUs=2, Nodes=8
>>> Hierarchical RCU implementation.
>>> NR_IRQS:1536
>>> ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>>> ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
>>> xen: sci override: source_irq=9 global_irq=9 trigger=c polarity=1
>>> xen_allocate_pirq: returning irq 9 for gsi 9
>>> xen: acpi sci 9
>>> Console: colour VGA+ 80x25
>>> console [hvc0] enabled, bootconsole disabled
>>>
>>> console [hvc0] enabled, bootconsole disabled
>>> installing Xen timer for CPU 0
>>>
>>> Detected 3391.772 MHz processor.
>>>
>>> Calibrating delay loop (skipped), value calculated using timer
>>> frequency.. 6783.54 BogoMIPS (lpj=3391772)
>>>
>>> Security Framework initialized
>>>
>>> SELinux:  Initializing.
>>>
>>> Mount-cache hash table entries: 512
>>>
>>> Initializing cgroup subsys debug
>>>
>>> Initializing cgroup subsys ns
>>>
>>> Initializing cgroup subsys cpuacct
>>>
>>> Initializing cgroup subsys memory
>>>
>>> Initializing cgroup subsys devices
>>>
>>> Initializing cgroup subsys freezer
>>>
>>> Initializing cgroup subsys net_cls
>>>
>>> CPU: Trace cache: 12K uops, L1 D cache: 16K
>>>
>>> CPU: L2 cache: 2048K
>>>
>>> CPU: Physical Processor ID: 0
>>>
>>> CPU: Processor Core ID: 0
>>>
>>> mce: CPU supports 4 MCE banks
>>>
>>> Performance Events: no PMU driver, software events only.
>>>
>>> SMP alternatives: switching to UP code
>>>
>>> ACPI: Core revision 20090903
>>>
>>> installing Xen timer for CPU 1
>>>
>>> SMP alternatives: switching to SMP code
>>>
>>> Initializing CPU#1
>>>
>>> CPU: Trace cache: 12K uops, L1 D cache: 16K
>>>
>>> CPU: L2 cache: 2048K
>>>
>>> CPU: Physical Processor ID: 0
>>>
>>> CPU: Processor Core ID: 1
>>>
>>> Brought up 2 CPUs
>>>
>>> BUG: unable to handle kernel NULL pointer dereference at (null)
>>>
>>> IP: [<c0436583>] cpu_attach_domain+0x54/0x159
>>>
>>> *pdpt = 0000000000aa4001 *pde = 0000000000000000
>>>
>>> Oops: 0000 [#1] PREEMPT SMP
>>>
>>> last sysfs file:
>>>
>>> Modules linked in:
>>>
>>>
>>>
>>> Pid: 1, comm: swapper Tainted: G        W  (2.6.32.16 #2) OptiPlex
>>> GX620
>>>
>>> EIP: 0061:[<c0436583>] EFLAGS: 00010206 CPU: 0
>>>
>>> EIP is at cpu_attach_domain+0x54/0x159
>>>
>>> EAX: 0000042f EBX: c23df358 ECX: 00000000 EDX: c23df548
>>>
>>> ESI: c23e4000 EDI: c23df640 EBP: ebc4ff50 ESP: ebc4ff2c
>>>
>>>   DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: e021
>>>
>>> Process swapper (pid: 1, ti=ebc4e000 task=ebc50000 task.ti=ebc4e000)
>>>
>>> Stack:
>>>
>>>   c23df548 ebc98000 0000042f 00000000 0000102f ebc18060 ebc18060 00000000
>>>
>>> <0>    c0a98358 ebc4ffac c043a021 00000000 c23ef728 c0a98640 c0a9872c
>>> 00000020
>>>
>>> <0>    00000000 00000001 ebc4ffa4 00000000 00000008 00000000 00000002
>>> 00000002
>>>
>>> Call Trace:
>>>
>>>   [<c043a021>] ? __build_sched_domains+0x637/0x689
>>>
>>>   [<c0a3d168>] ? sched_init_smp+0xa7/0x148
>>>
>>>   [<c0a252e8>] ? kernel_init+0xd3/0x164
>>>
>>>   [<c0a25215>] ? kernel_init+0x0/0x164
>>>
>>>   [<c040aaa7>] ? kernel_thread_helper+0x7/0x10
>>>
>>> Code: 38 89 45 ec 8b 47 38 89 45 e4 8b 87 e8 00 00 00 89 55 dc e8 18
>>> 15 19 00 8b 55 dc 48 74 4a 8b 47 38 a9 8f 02 00 00 74 0b 8b 4f 08<3b>
>>> 09 0f 85 ca 00 00 00 a8 20 0f 85 c2 00 00 00 eb 2b 8b 4f 08
>>>
>>> EIP: [<c0436583>] cpu_attach_domain+0x54/0x159 SS:ESP e021:ebc4ff2c
>>>
>>> CR2: 0000000000000000
>>>
>>> ---[ end trace a7919e7f17c0a72a ]---
>>>
>>> Kernel panic - not syncing: Attempted to kill init!
>>>
>>> Pid: 1, comm: swapper Tainted: G      D W  2.6.32.16 #2
>>>
>>> Call Trace:
>>>
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>
>>>   [<c07b4c27>] panic+0x43/0xec
>>>
>>>   [<c0445765>] do_exit+0x5c/0x5dd
>>>
>>>   [<c07b4cdf>] ? printk+0xf/0x18
>>>
>>>   [<c07b798e>] oops_end+0x99/0xa1
>>>
>>>   [<c042793b>] no_context+0x136/0x140
>>>
>>>   [<c0427a2c>] __bad_area_nosemaphore+0xe7/0xef
>>>
>>>   [<c07b8a3f>] ? do_page_fault+0x0/0x2a8
>>>
>>>   [<c0427a41>] bad_area_nosemaphore+0xd/0x10
>>>
>>>   [<c07b8b86>] do_page_fault+0x147/0x2a8
>>>
>>>   [<c07b8a3f>] ? do_page_fault+0x0/0x2a8
>>>
>>>   [<c07b705b>] error_code+0x73/0x78
>>>
>>>   [<c043007b>] ? ftrace_define_fields_sched_switch+0x10/0xfc
>>>
>>>   [<c0436583>] ? cpu_attach_domain+0x54/0x159
>>>
>>>   [<c043a021>] __build_sched_domains+0x637/0x689
>>>
>>>   [<c0a3d168>] sched_init_smp+0xa7/0x148
>>>
>>>   [<c0a252e8>] kernel_init+0xd3/0x164
>>>
>>>   [<c0a25215>] ? kernel_init+0x0/0x164
>>>
>>>   [<c040aaa7>] kernel_thread_helper+0x7/0x10
>>>
>>>        
>>
>>      
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
>    

  parent reply	other threads:[~2010-08-02 15:58 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-26 21:57 problem using compiled kernel -- Sisu Sisu Xi
2010-07-27  2:02 ` Jeremy Fitzhardinge
2010-07-27  2:13   ` Sisu Xi
     [not found]     ` <AANLkTimOUJLndxscJW5CehXYYe0gWUFqsc8PSxewFpAM@mail.gmail.com>
2010-07-27  3:05       ` Jeremy Fitzhardinge
2010-07-27  3:08         ` Sisu Xi
     [not found]           ` <AANLkTimoL+A=nX7+zqY6+LVuzgNKGrW8eyaJTtS_NqFK@mail.gmail.com>
2010-07-27 17:05             ` Jeremy Fitzhardinge
2010-07-27 17:52               ` Sisu Xi
2010-07-27 19:01                 ` Jeremy Fitzhardinge
2010-07-27 19:19                   ` Sisu Xi
2010-07-27 20:23                     ` Konrad Rzeszutek Wilk
2010-07-27 20:37                     ` Pasi Kärkkäinen
2010-07-27 21:09                       ` Keir Fraser
2010-07-27 21:59                         ` Sander Eikelenboom
2010-07-28  7:49                           ` Keir Fraser
2010-07-28 16:53                             ` Sisu Xi
2010-07-28 17:49                               ` Konrad Rzeszutek Wilk
2010-07-28 22:14                                 ` Sisu Xi
2010-07-30  0:29                                   ` Sisu Xi
2010-07-30  0:35                                     ` Jeremy Fitzhardinge
2010-07-30  0:40                                       ` Sisu Xi
2010-07-30 17:47                                       ` Sisu Xi
2010-07-30 21:20                                         ` Sisu Xi
2010-07-30 21:21                                           ` Sisu Xi
2010-07-30 21:25                                             ` Sisu Xi
2010-08-02 16:54                                             ` Jeremy Fitzhardinge
2010-08-02 18:02                                               ` Sisu Xi
2010-08-03  3:25                                                 ` Sisu Xi
2010-08-03  6:23                                                   ` Keir Fraser
2010-08-03 17:01                                                   ` Jeremy Fitzhardinge
2010-08-04 14:24                                                     ` Konrad Rzeszutek Wilk
2010-08-04 17:55                                                     ` Sisu Xi
2010-08-04 19:06                                                       ` Konrad Rzeszutek Wilk
2010-08-04 19:12                                                         ` Sisu Xi
2010-08-02 14:49                                           ` Konrad Rzeszutek Wilk
2010-08-02 15:24                                             ` Jeremy Fitzhardinge
2010-08-02 15:29                                               ` Konrad Rzeszutek Wilk
2010-08-02 15:37                                                 ` Jeremy Fitzhardinge
2010-08-02 15:48                                                   ` Sisu Xi
2010-08-02 16:02                                                     ` Konrad Rzeszutek Wilk
2010-08-02 14:44                                         ` Konrad Rzeszutek Wilk
2010-08-02 15:58                                         ` Jean-Yves Landry [this message]
2010-08-02 13:21                             ` Sander Eikelenboom
2010-08-10  7:36                               ` Keir Fraser
2010-08-10  9:57                                 ` Xen Grub2 testing needed Pasi Kärkkäinen
2010-08-10 14:27                                 ` problem using compiled kernel -- Sisu Sander Eikelenboom
2010-08-10 14:41                                   ` Keir Fraser
2010-07-28  4:51                         ` Mike Viau
2010-07-27  6:09 ` Pasi Kärkkäinen
2010-07-27 16:26   ` Sisu Xi
2010-07-27 20:27     ` Pasi Kärkkäinen
2010-08-03 11:04 ` Stefan Kuhne
2010-08-03 20:37 ` (XEN) d0:v0: unhandled page fault (ec=0009) Stefan Kuhne
2010-08-03 22:15   ` Jeremy Fitzhardinge
2010-08-03 22:22     ` Stefan Kuhne
2010-08-03 22:37       ` Jeremy Fitzhardinge
2010-08-04  5:58         ` Stefan Kuhne
2010-08-04  8:45         ` Stefan Kuhne
2010-08-04 14:09           ` Konrad Rzeszutek Wilk
2010-08-04 15:46             ` Stefan Kuhne
2010-08-04 20:12             ` Stefan Kuhne
2010-08-06 14:49               ` Konrad Rzeszutek Wilk
2010-08-06 14:50                 ` Konrad Rzeszutek Wilk
2010-08-06 20:12                 ` Stefan Kuhne
2010-08-09  4:41                   ` Konrad Rzeszutek Wilk
2010-08-09  7:06                     ` Stefan Kuhne
2010-08-10  8:15                     ` Stefan Kuhne
2010-08-13 15:24                 ` Stefan Kuhne
2010-08-06  9:10             ` Stefan Kuhne

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